Na http://www.passagierlisten.de/ jsem našel:
Franticek Schlachta from Gniazoy (Tschechoslowakei) travelled at 03 Mai 1928 on the ship 'Derfflinger' from Bremen to Halifax, Kanada
Katarina Schlachta from Gmardy (Tschechoslowakei) travelled at 24 August 1922 on the ship 'President Arthur' from Bremen to New York
Odkud mohli pocházet?